/*******************************************************************************
 * Copyright (c) 2017, 2020 Thales Global Services S.A.S.
 *  This program and the accompanying materials are made available under the
 *  terms of the Eclipse Public License 2.0 which is available at
 *  http://www.eclipse.org/legal/epl-2.0
 *  
 *  SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *  Thales Global Services S.A.S - initial API and implementation
 ******************************************************************************/
package org.polarsys.kitalpha.ad.viewpoint.dsl.cs.text.ui.contentassist.antlr;

import java.util.Collection;
import java.util.Collections;

import org.eclipse.xtext.AbstractRule;
import org.eclipse.xtext.ui.codetemplates.ui.partialEditing.IPartialContentAssistParser;
import org.eclipse.xtext.ui.editor.contentassist.antlr.FollowElement;
import org.eclipse.xtext.ui.editor.contentassist.antlr.internal.AbstractInternalContentAssistParser;
import org.eclipse.xtext.util.PolymorphicDispatcher;

/*
 * Template CodetemplatesGeneratorFragment.xpt
 */
public class PartialVpconfContentAssistParser extends VpconfParser implements IPartialContentAssistParser {

	private AbstractRule rule;

	@Override
	public void initializeFor(AbstractRule rule) {
		this.rule = rule;
	}
	
	@Override
	protected Collection<FollowElement> getFollowElements(AbstractInternalContentAssistParser parser) {
		if (rule == null || rule.eIsProxy())
			return Collections.emptyList();
		String methodName = "entryRule" + rule.getName();
		PolymorphicDispatcher<Collection<FollowElement>> dispatcher = 
			new PolymorphicDispatcher<Collection<FollowElement>>(methodName, 0, 0, Collections.singletonList(parser));
		dispatcher.invoke();
		return parser.getFollowElements();
	}

}
